Chapter 28b: Separate Compilationlinear-chapter28blinear

Co-authored-by: Hsiang-Ying Fu <66062782+fuhsnn@users.noreply.github.com>
Co-authored-by: fuhsnn <66062782+fuhsnn@users.noreply.github.com>
Co-authored-by: Symious <14933944+symious@users.noreply.github.com>
Co-authored-by: Jun Kawasaki <jun784@gmail.com>
Co-authored-by: Claude Opus 5 <noreply@anthropic.com>

2 files changed, 18 insertions, 0 deletions

diff --git a/src/test/smp/separate/client/Main.smp b/src/test/smp/separate/client/Main.smp
new file mode 100644
index 00000000..077f6575
--- /dev/null
+++ b/src/test/smp/separate/client/Main.smp
@@ -0,0 +1,6 @@
+val run={int n ->
+    if(!n) return 0;
+    val c=new Counters.Counter(n);
+    return c.get()+100*Counters.next_noInline();
+};
+return run(arg);
diff --git a/src/test/smp/separate/library/Counters.smp b/src/test/smp/separate/library/Counters.smp
new file mode 100644
index 00000000..a3e36562
--- /dev/null
+++ b/src/test/smp/separate/library/Counters.smp
@@ -0,0 +1,12 @@
+// A library can keep shared state and publish instance constructors.
+int calls=0;
+val next_noInline={ -> calls++; return calls; };
+
+struct Counter {
+    val value=1;
+    new Counter={int n ->
+        value=0;
+        for(int i=0; i<n; i++) value=value*2+1;
+    };
+    val get={ -> value; };
+};